void antilag_record(entity e, float t);
float antilag_find(entity e, float t);
vector antilag_takebackorigin(entity e, float t);
vector antilag_takebackavgvelocity(entity e, float t0, float t1);
void antilag_takeback(entity e, float t);
void antilag_restore(entity e);

#define ANTILAG_LATENCY(e) min(0.4, e.ping * 0.001)
// add one ticrate?